eSchool Today
E School Today: Your Basic Facts and Tips on Cancer
Explains how cancer develops and spreads, some causes of cancer, different types, how it is diagnosed, signs and symptoms of cancer, treatments, and tips for preventing it.
BBC
Bbc: Gcse Bitesize: Radiation Treatment
X-rays, gamma rays and beta particles are all used in medicine to treat internal organs. X-rays are produced by firing electrons at a metal target and gamma rays are emitted by the nucleus of radioactive atoms. Gamma rays are used to...